Raymond Jonathan Hah, MD

Title(s)Associate Professor of Clinical Orthopaedic Surgery
SchoolKeck School of Medicine of Usc
AddressHC4 -1450 San Pablo St ,#5400
Health Sciences Campus
Los Angeles CA 90033
Phone+1 323 442 5300
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    Other Positions
    Title(s)Career Advisor- Orthopaedic Surgery


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    Collapse Awards and Honors
    Pasadena Magazine2016  - 2021Top Doctor
    Los Angeles Magazine2017  - 2022Southern California Rising Star
    NASS 2021Spineline 20 Under 40
    AAOS2021Best Poster Spine Section: A Nationwide Analysis of Geriatric Odontoid Fracture Incidence, Complicat

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    Raymond Hah, M.D. is an Associate Professor of Clinical Orthopaedic Surgery at the Keck School of Medicine of USC, specializing in spine surgery. He has a special interest in minimally invasive surgery, adult spinal deformity, and complex spinal reconstruction. Dr. Hah believes in educating patients so they are equipped to make the best decisions regarding their health. He has found that a multi-disciplinary approach to treatment offers the best chance of sustained success. If surgery is necessary, he is committed to offering the most cutting edge technology and technique to maximize the patient's experience and results. Dr. Hah is actively engaged in clinical research to improve the care of patients with spinal disorders. He also teaches medical students, residents, and fellows at Keck Medical Center of USC. Dr. Hah received his medical degree at Northwestern University, his residency at the LAC+USC Medical Center, and did a fellowship in spine surgery at the University of Wisconsin—Madison. He is an active member of the North American Spine Society, Lumbar Spine Research Society, AO Spine, and American Academy of Orthopaedic Surgeons.
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    Publications listed below are automatically derived from MEDLINE/PubMed and other sources, which might result in incorrect or missing publications. Researchers can login to make corrections and additions, or contact us for help. to make corrections and additions.
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    Altmetrics Details PMC Citations indicate the number of times the publication was cited by articles in PubMed Central, and the Altmetric score represents citations in news articles and social media. (Note that publications are often cited in additional ways that are not shown here.) Fields are based on how the National Library of Medicine (NLM) classifies the publication's journal and might not represent the specific topic of the publication. Translation tags are based on the publication type and the MeSH terms NLM assigns to the publication. Some publications (especially newer ones and publications not in PubMed) might not yet be assigned Field or Translation tags.) Click a Field or Translation tag to filter the publications.
    1. Cervical Disc Arthroplasty: Rationale, Designs, and Results of Randomized Controlled Trials. Int J Spine Surg. 2024 Feb 27. Robertson DM, Ton A, Brown M, Shahrestani S, Mills ES, Wang JC, Hah RJ, Alluri RK. PMID: 38413235.
      View in: PubMed   Mentions:
    2. Top 25 Most Cited Articles on Intraoperative Computer Tomography-Guided Navigation in Spine Surgery. World Neurosurg. 2024 Apr; 184:322-330.e1. Palmer R, Ton A, Robertson D, Liu KG, Liu JC, Wang JC, Hah RJ, Alluri RK. PMID: 38342177.
      View in: PubMed   Mentions:    Fields:    
    3. Systematic Review and Meta-Analysis of the Effect of Osteoporosis on Fusion Rates and Complications Following Surgery for Degenerative Cervical Spine Pathology. Int J Spine Surg. 2024 Jan 12. Lechtholz-Zey EA, Ayad M, Gettleman BS, Mills ES, Shelby H, Ton A, Shin JJS, Wang JC, Hah RJ, Alluri RK. PMID: 38216297.
      View in: PubMed   Mentions:
    4. Top 25 Most-Cited Articles on Robotic-Assisted Lumbar Spine Surgery. Int J Spine Surg. 2023 Dec 12. Ton A, Hang N, Liu W, Liu R, Hsieh PC, Wang JC, Hah RJ, Alluri RK. PMID: 38123971.
      View in: PubMed   Mentions:
    5. Surgical strategies for spinal infections: A narrative review. N Am Spine Soc J. 2023 Dec; 16:100293. Campbell DH, Dowling TJ, Hah R, Alluri RK, Wang JC. PMID: 38162170; PMCID: PMC10757275.
      View in: PubMed   Mentions:
    6. The Incidence of Vertebral Artery Injury in Cervical Spine Surgery. World Neurosurg. 2024 Jan; 181:e841-e847. Ball JR, Shelby T, Mertz K, Mills ES, Ton A, Alluri RK, Hah RJ. PMID: 37931877.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    7. Nationwide Analysis of Sacroiliac Joint Fusion Trends: Regional Variations in Utilization and Population Characteristics. Global Spine J. 2023 Aug 17; 21925682231196448. Ton A, Mertz K, Abdou M, Hang N, Mills ES, Hah RJ, Alluri RK, Wang JC. PMID: 37590334.
      View in: PubMed   Mentions:
    8. Complication Rates and Utilization Trends of 3-Level Posterior Column Osteotomy Compared to Single-Level Pedicle Subtraction Osteotomy. Neurospine. 2023 Jun; 20(2):662-668. Mills ES, Mertz K, Faye E, Bell JA, Ton AT, Wang JC, Alluri RK, Hah RJ. PMID: 37401085; PMCID: PMC10323336.
      View in: PubMed   Mentions:
    9. The Effect of COVID-19 on Spine Surgery. Global Spine J. 2023 May 02; 21925682231173368. Mills ES, Mertz K, Faye E, Ton A, Wang JC, Hah RJ, Alluri RK. PMID: 37129424; PMCID: PMC10155052.
      View in: PubMed   Mentions: 3  
    10. Preoperative Epidural Steroid Injection Does Not Increase Infection Risk Following Posterior Cervical Surgery. Spine (Phila Pa 1976). 2023 Dec 01; 48(23):1658-1662. Shelby T, Mills ES, Kang HP, Ton A, Hah RJ, Alluri RK. PMID: 36972151.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    11. Are Cervical Disc Arthroplasty Medicare Reimbursement Trends Sustainable? Int J Spine Surg. 2023 Apr; 17(2):222-229. Mills ES, Mayfield CK, Shelby T, Ton AT, Hah RJ, Alluri RK. PMID: 36944474; PMCID: PMC10165667.
      View in: PubMed   Mentions:
    12. The Role of Psychosocial Screening in Patient Selection for Spine Surgery: A Review. Int J Spine Surg. 2023 Apr; 17(2):309-317. Faye ER, Ball JR, Mills ES, Wang J, Hah RJ, Alluri RK. PMID: 36889902; PMCID: PMC10165645.
      View in: PubMed   Mentions:
    13. The Correlation Between Pelvic Motion and Lumbar Motion in Patients Presenting With a Lumbar Spinal Pathology: Implications for Assessing Dislocation Risk in Total Hip Arthroplasty. Arthroplast Today. 2023 Apr; 20:101105. Mills ES, Wang JC, Sanchez J, Ton A, Alluri RK, Heckmann ND, Hah RJ. PMID: 36923056; PMCID: PMC10008832.
      View in: PubMed   Mentions:
    14. The Role of Sex Hormones in Degenerative Disc Disease. Global Spine J. 2023 Sep; 13(7):2096-2099. Shelby T, Mills ES, Ton A, Wang JC, Hah RJ, Qureshi SA, Alluri RK. PMID: 36654475; PMCID: PMC10556885.
      View in: PubMed   Mentions: 3  
    15. Evaluating Changes to the Modified K-Line Using Kinematic MRIs. Spine (Phila Pa 1976). 2023 Jun 15; 48(12):859-866. Bajouri Z, Telang S, Fresquez Z, Kim M, Gilbert Z, Pickering T, Buser Z, Hah RJ, Wang JC, Alluri RK. PMID: 36730535; PMCID: PMC10199955.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    16. Incidence of complications associated with cervical spine surgery and post-operative physical therapy and implications for timing of initiation of post-operative physical therapy: a retrospective database study. Eur Spine J. 2023 01; 32(1):382-388. Lantz JM, Roberts C, Formanek B, Michener LA, Hah RJ, Wang JC, Buser Z. PMID: 36401668.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    17. The Incidence of Double Crush Syndrome in Surgically Treated Patients. Global Spine J. 2022 Nov 01; 21925682221137530. Mills ES, Mertz K, Fresquez Z, Ton A, Buser Z, Alluri RK, Hah RJ. PMID: 36321208.
      View in: PubMed   Mentions:
    18. Secondary Fracture Rate After Vertebral Osteoporotic Compression Fracture Is Decreased by Anti-Osteoporotic Medication but Not Increased by Cement Augmentation. J Bone Joint Surg Am. 2022 12 21; 104(24):2178-2185. Mills ES, Hah RJ, Fresquez Z, Mertz K, Buser Z, Alluri RK, Anderson PA. PMID: 36223482.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    19. Increased dislocation rates following total hip arthroplasty in patients with ankylosing spondylitis. Hip Int. 2023 Nov; 33(6):1026-1034. Chung BC, Stefl M, Kang HP, Hah RJ, Wang JC, Dorr LD, Heckmann ND. PMID: 36192824.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    20. Timing of Total Hip Arthroplasty Affects Lumbar Spinal Fusion Outcomes. Clin Spine Surg. 2022 03 01; 35(2):E333-E338. Mills ES, Bouz GJ, Formanek BG, Chung BC, Wang JC, Heckmann ND, Hah RJ. PMID: 34670986.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    21. Acute Operative Management of Osteoporotic Vertebral Compression Fractures Is Associated with Decreased Morbidity. Asian Spine J. 2022 Oct; 16(5):634-642. Mills ES, Ton AT, Bouz G, Alluri RK, Hah RJ. PMID: 35184517; PMCID: PMC9633232.
      View in: PubMed   Mentions: 1  
    22. A Decreasing National Trend in Lumbar Disc Arthroplasty. Global Spine J. 2023 Oct; 13(8):2271-2277. Mills ES, Shelby T, Bouz GJ, Hah RJ, Wang JC, Alluri RK. PMID: 35180023; PMCID: PMC10538335.
      View in: PubMed   Mentions: 1  
    23. The performance of frailty in predictive modeling of short-term outcomes in the surgical management of metastatic tumors to the spine. Spine J. 2022 04; 22(4):605-615. Bakhsheshian J, Shahrestani S, Buser Z, Hah R, Hsieh PC, Liu JC, Wang JC. PMID: 34848345.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    24. Complication Trends and Costs of Surgical Management in 11,086 Osteoporotic Patients Receiving Lumbar Fusion. Spine (Phila Pa 1976). 2021 Nov 01; 46(21):1478-1484. Shahrestani S, Chen XT, Ballatori AM, Ton A, Bakhsheshian J, Hah RJ, Wang JC, Buser Z. PMID: 33813581.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    25. Single position lumbar fusion: a systematic review and meta-analysis. Spine J. 2022 03; 22(3):429-443. Mills ES, Treloar J, Idowu O, Shelby T, Alluri RK, Hah RJ. PMID: 34699998.
      View in: PubMed   Mentions: 7     Fields:    Translation:Humans
    26. The Impact of Physical Therapy Following Cervical Spine Surgery for Degenerative Spine Disorders: A Systematic Review. Clin Spine Surg. 2021 10 01; 34(8):291-307. Lantz JM, Abedi A, Tran F, Cahill R, Kulig K, Michener LA, Hah RJ, Wang JC, Buser Z. PMID: 33323701.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    27. Intraoperative Neuromonitoring During Lateral Lumbar Interbody Fusion. Neurospine. 2021 Sep; 18(3):430-436. Alluri R, Mok JK, Vaishnav A, Shelby T, Sivaganesan A, Hah R, Qureshi SA. PMID: 34610671; PMCID: PMC8497239.
      View in: PubMed   Mentions: 5  
    28. The influence of modifiable risk factors on short-term postoperative outcomes following cervical spine surgery: A retrospective propensity score matched analysis. EClinicalMedicine. 2021 Jun; 36:100889. Shahrestani S, Bakhsheshian J, Chen XT, Ton A, Ballatori AM, Strickland BA, Robertson DM, Buser Z, Hah R, Hsieh PC, Liu JC, Wang JC. PMID: 34308307; PMCID: PMC8257994.
      View in: PubMed   Mentions: 1  
    29. Not without my attending: a survey of patient and family member attitudes and perceptions about concurrent and overlapping surgery. Spine J. 2021 06; 21(6):889-898. Kim A, Alluri R, Kang H, Wang J, Hah R. PMID: 33676019.
      View in: PubMed   Mentions: 2     Fields:    Translation:Humans
    30. Semitendinosus Tendon Augmentation for Prevention of Proximal Junctional Failure. Spine (Phila Pa 1976). 2021 Feb 15; 46(4):241-248. Alluri R, Kim A, Ton A, Kang H, Acosta F, Hah R. PMID: 33475279.
      View in: PubMed   Mentions: 4     Fields:    Translation:Humans
    31. A Nationwide Analysis of Geriatric Odontoid Fracture Incidence, Complications, Mortality, and Cost. Spine (Phila Pa 1976). 2021 Jan 15; 46(2):131-137. Alluri R, Bouz G, Solaru S, Kang H, Wang J, Hah RJ. PMID: 33038203.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    32. Comparison of Proximal Junctional Failure and Functional Outcomes Across Varying Definitions of Proximal Junctional Kyphosis. World Neurosurg. 2021 02; 146:e100-e105. Ton A, Alluri RK, Kang HP, Kim A, Hah RJ. PMID: 33096280.
      View in: PubMed   Mentions: 3     Fields:    Translation:Humans
    33. Venous Thromboembolism Prophylaxis in Elective Spine Surgery. Global Spine J. 2021 Sep; 11(7):1148-1155. Solaru S, Alluri RK, Wang JC, Hah RJ. PMID: 33034229; PMCID: PMC8351068.
      View in: PubMed   Mentions: 3  
    34. Is Less Really More? Economic Evaluation of Minimally Invasive Surgery. Global Spine J. 2021 Apr; 11(1_suppl):30S-36S. Chung AS, Ballatori A, Ortega B, Min E, Formanek B, Liu J, Hsieh P, Hah R, Wang JC, Buser Z. PMID: 32975446; PMCID: PMC8076812.
      View in: PubMed   Mentions: 6  
    35. A Case Series of Retroperitoneal Lymphocele Following Anterior Lumbar Interbody Fusion. World Neurosurg. 2020 08; 140:114-118. Roberts S, Alluri R, Licari HH, Choi JT, Wang JC, Hah RJ. PMID: 32389867.
      View in: PubMed   Mentions: 1     Fields:    Translation:Humans
    36. COVID-19 and Spine Surgery: A Review and Evolving Recommendations. Global Spine J. 2020 Aug; 10(5):528-533. Jain NS, Alluri RK, Schopler SS, Hah R, Wang JC. PMID: 32677557; PMCID: PMC7359679.
      View in: PubMed   Mentions: 15  
    37. Response to Letter to the Editor Concerning "The True Effect of a Lumbar Dural Tear on Complications and Cost". Spine (Phila Pa 1976). 2020 Apr 01; 45(7):E414. Kang HP, Alluri RK, Hah R. PMID: 31977673.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    38. Cervical Disc Replacement: Trends, Costs, and Complications. Asian Spine J. 2020 Oct; 14(5):647-654. Jain NS, Nguyen A, Formanek B, Alluri R, Buser Z, Hah R, Wang JC. PMID: 32213792; PMCID: PMC7595820.
      View in: PubMed   Mentions: 10  
    39. Anterior Versus Posterior Decompression for Degenerative Thoracic Spine Diseases: A Comparison of Complications. Global Spine J. 2021 May; 11(4):442-449. Abedi A, Formanek B, Hah R, Buser Z, Wang JC. PMID: 32875877; PMCID: PMC8119921.
      View in: PubMed   Mentions:
    40. The True Effect of a Lumbar Dural Tear on Complications and Cost. Spine (Phila Pa 1976). 2020 Feb 01; 45(3):E155-E162. Alluri R, Kang HP, Bouz G, Wang J, Hah RJ. PMID: 31513112.
      View in: PubMed   Mentions: 5     Fields:    Translation:Humans
    41. Biomechanical Analysis of an Anterior Cervical Discectomy and Fusion Pseudarthrosis Model Revised With Machined Interfacet Allograft Spacers. Global Spine J. 2020 Dec; 10(8):973-981. Hah RJ, Alluri R, Anderson PA. PMID: 32875821; PMCID: PMC7645080.
      View in: PubMed   Mentions: 2  
    42. Lateral and Oblique Lumbar Interbody Fusion-Current Concepts and a Review of Recent Literature. Curr Rev Musculoskelet Med. 2019 Jun 22; 305-310. Hah R, Kang HP. PMID: 31230190; PMCID: PMC6684701.
      View in: PubMed   Mentions: 27  
    43. Frailty Syndrome and the Use of Frailty Indices as a Preoperative Risk Stratification Tool in Spine Surgery: A Review. Asian Spine J. 2019 10; 13(5):861-873. Simcox T, Antoku D, Jain N, Acosta F, Hah R. PMID: 31154707; PMCID: PMC6773997.
      View in: PubMed   Mentions: 9  
    44. The DOWN Questionnaire: A Novel Screening Tool for Cervical Spondylotic Myelopathy. Global Spine J. 2019 Sep; 9(6):607-612. Barkoh K, Ohiorhenuan IE, Lee L, Lucas J, Arakelyan A, Ornelas C, Buser Z, Hsieh P, Acosta F, Liu J, Wang JC, Hah R. PMID: 31448193; PMCID: PMC6693067.
      View in: PubMed   Mentions: 1  
    45. Risk Factors for Postoperative Venous Thromboembolic Events in Patients Undergoing Lumbar Spine Surgery. Global Spine J. 2019 Jun; 9(4):409-416. Nazareth A, D'Oro A, Liu JC, Schoell K, Heindel P, Jakoi A, Hah R, Wang JC, Buser Z. PMID: 31218200; PMCID: PMC6562217.
      View in: PubMed   Mentions: 2  
    46. Tarlov Cysts in a Woman With Lumbar Pain. J Orthop Sports Phys Ther. 2018 02; 48(2):121. Lantz JM, Yamada KA, Hah RJ. PMID: 29385941.
      View in: PubMed   Mentions:    Fields:    Translation:Humans
    47. Bisphosphonate's and Intermittent Parathyroid Hormone's Effect on Human Spinal Fusion: A Systematic Review of the Literature. Asian Spine J. 2017 Jun; 11(3):484-493. Stone MA, Jakoi AM, Iorio JA, Pham MH, Patel NN, Hsieh PC, Liu JC, Acosta FL, Hah R, Wang JC. PMID: 28670418; PMCID: PMC5481605.
      View in: PubMed   Mentions: 7  
    48. The Clinical Correlations between Diabetes, Cigarette Smoking and Obesity on Intervertebral Degenerative Disc Disease of the Lumbar Spine. Asian Spine J. 2017 Jun; 11(3):337-347. Jakoi AM, Pannu G, D'Oro A, Buser Z, Pham MH, Patel NN, Hsieh PC, Liu JC, Acosta FL, Hah R, Wang JC. PMID: 28670401; PMCID: PMC5481588.
      View in: PubMed   Mentions: 26  
    49. Reoperation Rates After Single-level Lumbar Discectomy. Spine (Phila Pa 1976). 2017 Apr 15; 42(8):E496-E501. Heindel P, Tuchman A, Hsieh PC, Pham MH, D'Oro A, Patel NN, Jakoi AM, Hah R, Liu JC, Buser Z, Wang JC. PMID: 27548580.
      View in: PubMed   Mentions: 29     Fields:    Translation:Humans
    50. Assessment of Lowest Instrumented Vertebra Tilt on Radiographic Measurements in Lenke "C" Modifier Curves Undergoing Selective Thoracic Fusion in Adolescent Idiopathic Scoliosis. Spine Deform. 2016 Mar; 4(2):125-130. Skaggs DL, Seehausen DA, Yamaguchi KT, Hah RJ, Wright ML, Bumpass DB, Kim HJ, Andras LM, Vitale MG, Lenke LG. PMID: 31979430.
      View in: PubMed   Mentions:    Fields:    
    51. Assessment of Lowest Instrumented Vertebra Tilt on Radiographic Measurements in Lenke "C" Modifier Curves Undergoing Selective Thoracic Fusion in Adolescent Idiopathic Scoliosis. Spine Deform. 2016 Mar; 4(2):125-130. Skaggs DL, Seehausen DA, Yamaguchi KT, Hah RJ, Wright ML, Bumpass DB, Kim HJ, Andras LM, Vitale MG, Lenke LG. PMID: 27927544.
      View in: PubMed   Mentions: 9     Fields:    Translation:Humans
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